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ZIP Code 98121
Seattle, WA, King County
Population
21,166
Land area
0.4sq mi
People per sq mi
47,725
City
Seattle
ZIP 98121 and nearby ZIP codes
ZIP 98121 at a glance
- ZIP 98121 (Seattle) is about 406 times as dense as Washington as a whole.
- Households here earn a median of $152,019 a year, 55% more than the Washington figure of $98,141.
- A typical owner-occupied home is valued at $848,400 (50% above Washington) and median rent is $2,337 a month.
Local data for ZIP 98121
Counts from official public data
Housing and community stats
ZIP 98121, American Community Survey 2020-2024
Median household income
$152,019
Poverty rate
8.7%
Median home value
$848,400
Median rent
$2,337/mo
Homeownership
22.6%
Bachelor's or higher
78.9%
Median age
33.2
Average commute
20.3 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
1,199
ZIP Business Patterns 2023
Employees
34,570
$4.1B annual payroll
PPP loans
$222M
1,090 loans
Campaign donations
$685K
58% D, 5% R, 2026 cycle
Environment and hazard risk
ZIP 98121, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: earthquake
Storm events since 1996
75
Countywide, mostly lightning
Flood insurance policies
4,529
0.8% of homes, county
July high / Jan low
77° / 37°F
36.5 inches of rain a year
Health statistics
Share of adults in ZIP 98121, CDC PLACES estimates
Obesity
20.3%
U.S. 33.3% -13.0 pts
Diabetes
4.8%
U.S. 12.1% -7.3 pts
Smoking
5.5%
U.S. 12.8% -7.3 pts
Uninsured (18-64)
5.7%
U.S. 11.1% -5.4 pts
Frequently asked questions
- What city is ZIP code 98121?
- ZIP code 98121 is in Seattle, WA (King County).
- What county is ZIP code 98121 in?
- ZIP code 98121 is mostly in King County, Washington.
- How many people live in ZIP code 98121?
- About 21,166 people live in the 98121 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.